Acreage and wells

The tables below reflect Shell subsidiaries and Shell share of joint ventures and associates’ acreage and wells. The term “gross” refers to the total activity in which Shell subsidiaries and Shell share of joint ventures and associates have an interest. The term “net” refers to the sum of the fractional interests owned by Shell subsidiaries plus the Shell share of joint ventures and associates’ fractional interests.

Oil and gas acreage (at December 31)Thousand acres

 

2019

2018

 

Developed

Undeveloped

Developed

Undeveloped

 

Gross

Net

Gross

Net

Gross

Net

Gross

Net

Europe [A]

6,289

1,915

13,864

6,082

6,022[B]

1,954[B]

14,385[C]

6,540[C]

Asia

21,387

7,672

31,486

14,880

22,087

7,885

31,676

15,433

Oceania

3,025

1,215

11,720

6,260

3,202

1,220

15,319[D]

10,095[D]

Africa

4,663

1,938

62,965

32,564

4,666

1,940

38,874

22,732

North America – USA

1,333

877

2,489

1,917

1,541

952

2,133

1,635

North America – Mexico

5,178

3,291

5,178

3,885

North America – Canada

483

329

1,783

1,265

1,108

752

1,681

1,193

South America

1,393

595

16,446

10,214

1,490

710

10,352

6,725

Total

38,573

14,541

145,931

76,473

40,116

15,413

119,598

68,238

[A]

Includes Greenland for 2018.

[B]

Corrected from 6,228 (1,958 net).

[C]

Corrected from 15,443 (6,913 net).

[D]

Corrected from 15,662 (10,298 net).

Oil and gas acreage (at December 31)Thousand acres

 

2017

2016

2015

 

Developed

Undeveloped

Developed

Undeveloped

Developed

Undeveloped

 

Gross

Net

Gross

Net

Gross

Net

Gross

Net

Gross

Net

Gross

Net

Europe [A]

6,214[B]

2,051[B]

13,079[C]

5,823[C]

6,556

2,197

17,176[D]

9,877[D]

7,152

2,194

14,623

7,732

Asia

25,975

9,139

35,305

18,730

26,003

9,199

58,463

36,298

25,581

9,181

36,658

22,995

Oceania

3,296

1,255

22,295[E]

13,985

1,939

822

37,765[F]

24,109

2,041

530

51,740

16,975

Africa

4,663

1,938

33,453

20,811

5,083

2,315

41,517

29,152

4,650

2,071

40,435

27,058

North America – USA

1,936

1,134

2,718

1,937

2,002

1,197

4,151

2,577

1,659

1,158

5,033

4,262

North America – Canada

953

651

15,818

14,468

976

670

25,253

18,865

1,227

745

31,810

25,179

South America

1,302

606

9,338

6,196

1,315

547

17,759

14,643

100

52

7,851

3,621

Total

44,339

16,774

132,006

81,950

43,874

16,947

202,084

135,521

42,410

15,931

188,150

107,822

[A]

Includes Greenland for 2017.

[B]

Corrected from 6,463 (2,071 net).

[C]

Corrected from 14,119 (6,187 net).

[D]

Corrected from 18,216 (10,241 net).

[E]

Corrected from 22,406.

[F]

Corrected from 37,876.

Number of productive wells [A] (at December 31)

 

2019

2018

 

Oil

Gas

Oil

Gas

 

Gross

Net

Gross

Net

Gross

Net

Gross

Net

Europe

893

217

1,091

345

1,077

277

1,201

379

Asia

7,767

2,841

336

193

7,455[B]

2,728[B]

331

189

Oceania

3,352

1,896

3,411

1,924

Africa

514

206

202

139

478

189

195

132

North America – USA

14,935

7,638

822

516

15,224

7,745

1,479

672

North America – Canada

748

676

1

1

936

846

South America

137

63

58

36

117[C]

52[C]

63[D]

41

Total

24,246

10,965

6,609

3,801

24,352

10,992

7,616

4,183

[A]

The number of productive wells with multiple completions at December 31, 2019 was 955 gross (418 net), 2018: 1,061 gross (454 net), corrected from 1,132 gross (489 net).

[B]

Corrected from 7,498 (2,750 net).

[C]

Corrected from 119 (53 net).

[D]

Corrected from 62.

Number of productive wells [A] (at December 31)

 

2017

2016

2015

 

Oil

Gas

Oil

Gas

Oil

Gas

 

Gross

Net

Gross

Net

Gross

Net

Gross

Net

Gross

Net

Gross

Net

Europe

1,138[B]

299[B]

1,255[C]

396[C]

1,215

321

1,232

403

1,272

344

1,229

392

Asia

9,279

3,067

682

269

9,157

3,089

632

251

8,150

2,793

317

182

Oceania

3,499

1,926

3,257

1,734

624

234

Africa

380

155

180

122

662

289

191

127

821

334

129

86

North America – USA

15,408

7,817

1,636

717

15,532

7,892

3,046

2,136

15,331

7,893

2,522

2,403

North America – Canada

892

794

283

283

941

781

286

286

1,209

1,059

South America

111

47

55

32

73

28

50

26

25

15

7

2

Total

26,316

11,385

8,199

4,256

26,922

11,902

9,349

5,458

25,885

11,665

6,037

4,358

[A]

The number of productive wells with multiple completions at December 31, 2017 was 1,696 gross (636 net); 2016: 1,721 gross (686 net); 2015: 1,483 gross (608 net).

[B]

Corrected from 1,156 (303 net).

[C]

Corrected from 1,235 (392 net).

Number of net productive wells and dry holes drilled (at December 31)

 

2019

2018

 

Productive

Dry

Productive

Dry

Exploratory [A]

 

 

 

 

Europe

4

1

2

Asia

25

17

22[B]

11[C]

Oceania

2

Africa

8

8

6

6

North America – USA

89

9

104

4

North America – Canada

24

14

South America

8

1

6

7

Total

154

41

153

30

Development

 

 

 

 

Europe

4

1

4

Asia

182

198[D]

Oceania

16

54[E]

Africa

34

24

1

North America – USA

280

5

276

North America – Canada

6

53

South America

10

1

5

Total

532

7

614

1

[A]

Productive wells are wells with proved reserves allocated. Wells in the process of exploratory drilling are excluded.

[B]

Corrected from 9.

[C]

Corrected from 10.

[D]

Corrected from 222.

[E]

Corrected from 41.

Number of net productive wells and dry holes drilled (at December 31)

 

2017

2016

2015

 

Productive

Dry

Productive

Dry

Productive

Dry

Exploratory [A]

 

 

 

 

 

 

Europe

1

1

2

Asia

18[B]

5

2

4

11

Oceania

2

3

Africa

2

3

4

2

5

North America – USA

9

6

40

2

35

8

North America – Canada

30

5

73

5

South America

6

1

Total

67

20

46

8

114

30

Development

 

 

 

 

 

 

Europe

5

10

1

10

Asia

291[C]

4

265

252

2

Oceania

63

184

2

Africa

24

3

15

24

North America – USA

237

137

433

North America – Canada

56

1

50

20

2

South America

1

3

3

1

Total

677

8

664

1

744

5

[A]

Productive wells are wells with proved reserves allocated. Wells in the process of exploratory drilling are excluded.

[B]

Corrected from 3.

[C]

Corrected from 312.